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Re: Minidisc Mic Input

Subject: Re: Minidisc Mic Input
From: Dan Dugan <>
Date: Sat, 21 Aug 2004 11:35:08 -0700
Rich Peet, you wrote,

>I favor a 1 uf tantalum on the line to cut subsonic noise and think
>that 27uf is too high for consumer minidisc recorders. Recording one
>channel straight in and the second through a 1 uf tantalum capacitor
>showed no drop in gain above 90hz and less than 3 db above 35hz.  The
>channel with the capacitor had less compression above 14,000 cycles.
>Consumer minidisc recorders favor low frequency sound no matter how
>low it is and therefore it is better to get rid of some non audible
>subsonic rumble.

An interesting point, Rich. High-passing the input reduces the signal
level, and reducing the signal level into ATRAC reduces the need for
data compression.

-Dan Dugan


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